Problemset - Codeforces

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Codeforces Global Round 26
36:10:00
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Problems

#	Name
313B	Ilya and Queries dp, implementation	1100	x41865
311B	Cats Transport data structures, dp	2400	x3261
309B	Context Advertising dp, two pointers	2100	x513
303E	Random Ranking dp, math, probabilities	3000	x314
301E	Yaroslav and Arrangements dp	2800	x363
300D	Painting Square dp, fft	2300	x740
296B	Yaroslav and Two Strings combinatorics, dp	2000	x2102
295D	Greg and Caves combinatorics, dp	2400	x640
295C	Greg and Friends combinatorics, dp, graphs, shortest paths	2100	x1661
295B	Greg and Graph dp, graphs, shortest paths	1700	x13273
294E	Shaass the Great dp, trees	2300	x917
294B	Shaass and Bookshelf dp, greedy	1700	x4397
292D	Connected Components data structures, dfs and similar, dp, dsu	1900	x2337
289B	Polo the Penguin and Matrix brute force, dp, implementation, sortings, ternary search	1400	x16839
288E	Polo the Penguin and Lucky Numbers dp, implementation, math	2800	x286
285E	Positions in Permutations combinatorics, dp, math	2600	x943
285D	Permutation Sum bitmasks, combinatorics, dp, implementation, meet-in-the-middle	1900	x1512
283D	Cows and Cool Sequences dp, math, number theory	2400	x524
283C	Coin Troubles dp	2100	x1235
283B	Cow Program dfs and similar, dp, graphs	1700	x3615
282D	Yet Another Number Game dp, games	2100	x1388
280E	Sequence Transformation brute force, data structures, dp, implementation, math	3000	x200
279E	Beautiful Decomposition dp, games, greedy, number theory	1900	x1412
279D	The Minimum Number of Variables bitmasks, dp	2200	x713
279C	Ladder dp, implementation, two pointers	1700	x8093
277D	Google Code Jam dp, probabilities	2800	x330
276D	Little Girl and Maximum XOR bitmasks, dp, greedy, implementation, math	1700	x13138
274B	Zero Tree dfs and similar, dp, greedy, trees	1800	x4910
273E	Dima and Game dp, games	2600	x363
273D	Dima and Figure dp	2400	x386
269D	Maximum Waterfall data structures, dp, graphs, sortings	2600	x430
269B	Greenhouse Effect dp	1700	x6158
268D	Wall Bars dp	2300	x500
264E	Roadside Trees data structures, dp	3000	x397
264D	Colorful Stones dp, two pointers	2500	x408
264C	Choosing Balls dp	2000	x2765
264B	Good Sequences dp, number theory	1500	x9748
263E	Rhombus brute force, data structures, dp	2500	x395
261E	Maxim and Calculator brute force, dp, two pointers	2800	x406
261D	Maxim and Increasing Subsequence dp	2600	x554
261C	Maxim and Matrix constructive algorithms, dp, math	2000	x761
261B	Maxim and Restaurant dp, math, probabilities	1900	x1370
258D	Little Elephant and Broken Sorting dp, math, probabilities	2600	x1218
258C	Little Elephant and LCM binary search, combinatorics, dp, math	2000	x1764
258B	Little Elephant and Elections brute force, combinatorics, dp	1900	x1423
256D	Liars and Serge dp	2700	x256
255C	Almost Arithmetical Progression brute force, dp	1500	x4644
254E	Dormitory dp, implementation	2100	x534
253B	Physics Practical binary search, dp, sortings, two pointers	1400	x10365
251E	Tree and Table dfs and similar, dp, implementation, trees	3000	x169
251C	Number Transformation dp, greedy, number theory	2000	x1013
249D	Donkey and Stars data structures, dp, geometry, math, sortings	2700	x399
248E	Piglet's Birthday dp, math, probabilities	2600	x569
246E	Blood Cousins Return binary search, data structures, dfs and similar, dp, sortings	2400	x2999
245H	Queries for Number of Palindromes dp, hashing, strings	1800	x6036
243D	Cubes data structures, dp, geometry, two pointers	2700	x211
238E	Meeting Her dp, graphs, shortest paths	2600	x343
238C	World Eater Brothers dfs and similar, dp, greedy, trees	2100	x1066
235E	Number Challenge combinatorics, dp, implementation, math, number theory	2600	x758
235B	Let's Play Osu! dp, math, probabilities	2000	x3377
234F	Fence dp	1800	x1717
234C	Weather dp, implementation	1300	x5353
232E	Quick Tortoise bitmasks, divide and conquer, dp	3000	x679
232C	Doe Graphs constructive algorithms, divide and conquer, dp, graphs, shortest paths	2600	x282
232B	Table bitmasks, combinatorics, dp, math	1900	x1392
231E	Cactus data structures, dfs and similar, dp, graphs, trees	2100	x1567
229E	Gifts combinatorics, dp, math, probabilities	2600	x454
229D	Towers dp, greedy, two pointers	2100	x2125
228C	Fractal Detector dp, hashing	2000	x446
225C	Barcode dp, matrices	1700	x8806
223B	Two Strings data structures, dp, strings	1900	x1730
222E	Decoding Genome dp, matrices	1900	x2579
219D	Choosing Capital for Treeland dfs and similar, dp, graphs, trees	1700	x8741
219C	Color Stripe brute force, dp, greedy	1600	x6564
217C	Formurosa divide and conquer, dp, expression parsing	2600	x313
215E	Periodical Numbers combinatorics, dp, number theory	2100	x539
213C	Relay Race dp	2000	x2747
213B	Numbers combinatorics, dp	1900	x1668
212E	IT Restaurants dfs and similar, dp, trees	1500	x1682
212C	Cowboys combinatorics, dp, math	2100	x377
209A	Multicolored Marbles dp, math	1600	x2263
208C	Police Station dp, graphs, shortest paths	1900	x1790
208B	Solitaire dfs and similar, dp	1900	x1345
204D	Little Elephant and Retro Strings dp	2400	x397
204A	Little Elephant and Interval binary search, combinatorics, dp	1500	x5558
201D	Brand New Problem bitmasks, brute force, dp	2600	x390
201C	Fragile Bridges dp	2000	x1291
201A	Clear Symmetry constructive algorithms, dp, math	1700	x2974
191A	Dynasty Puzzles dp	1500	x3835
189A	Cut Ribbon brute force, dp	1300	x63393
187B	AlgoRace dp, shortest paths	1800	x1937
185C	Clever Fat Rat dp	2500	x131
183D	T-shirt dp, greedy, probabilities	2700	x394
182E	Wooden Fence dp	1800	x1431
180E	Cubes binary search, dp, two pointers	1800	x1736
180C	Letter dp	1400	x7125
178F2	Representative Sampling dp, sortings, strings	2200	x316
176D	Hyper String dp	2500	x305
176B	Word Cut dp	1700	x1725
175E	Power Defence brute force, dp, geometry, greedy	2600	x261